1949. Handbook of frogs and toads of the United States and Canada. Comstock Publ. Co., Ithaca, New York.
Transmitted February 28, 1955.
A small number of inconsistencies and typographical errors have been changed in the text:
- p. 279 "near-by" changed to "nearby" (in nearby counties of Kansas)
- p. 289 "successivly" changed to "successively" (two successively older annual age classes)
- p. 297 "per cent" changed to "percent" (only 48 percent of specimens from the Florida keys)
- p. 303 "famliy" changed to "family" (the northern limits of the species, genus, and family.)